When to Call an Electrician for Outlets and Switches
Some outlet problems are a quick reset. Others are early warnings of a fire hazard. Here is how to tell the difference, what you can safely check, and when to call.
Outlets and switches wear out
You use outlets and switches every day, so it is easy to forget they are working parts that wear. Plugs get pulled in and out, switches get flipped thousands of times, and heat and humidity do their share. Most of the time they quietly keep working. Sometimes they send up warning signs, and those signs are worth acting on.
Electrical work behind the wall plate involves live wiring. If you are not sure what you are seeing, the safest answer is to stop using it and call.
Warning signs that mean call now
Some signs should not wait for a convenient weekend.
An outlet or switch that feels warm or hot. Normal outlets should not heat up. Heat can mean a loose connection, an overloaded circuit or damage inside.
Discoloration or scorch marks. Brown or black marks around an outlet are a sign of arcing or overheating.
A burning smell, buzzing, crackling or sparks. Stop using the outlet. If you see smoke or flames, get everyone out and call emergency services first.
Plugs that fall out or fit loosely. Worn contacts inside the outlet can create a poor connection that generates heat.
A shock, even a mild tingle, when you touch a plug, switch or cover plate.
If you are dealing with any of these, turn off the breaker for that circuit if you can do so safely and call our emergency electrician line. Do not keep using it in the meantime.
GFCI outlets that keep tripping
A GFCI outlet, the kind with Test and Reset buttons, shuts off power quickly when it senses current going where it should not, which helps protect people from shock. You usually find them in kitchens, bathrooms, garages and outdoors. In a humid area like Houston, outdoor and garage GFCIs trip often because moisture gets into outlets, cords or tools.
A single trip after a heavy rain can be harmless. Reset it and see. If it trips again right away, trips repeatedly, or will not reset, something is wrong. It could be a damaged appliance or cord, water in a box, or a failing GFCI. Unplug everything on the circuit and try the reset once. If it still trips with nothing plugged in, call an electrician. Do not replace it with an ordinary outlet to get around the trips.
Older homes and aluminum wiring
Some homes built in a certain era were wired with aluminum instead of copper. Aluminum wiring is widely documented as a fire hazard when it is connected to ordinary outlets and switches, because aluminum expands and loosens at connections over time, which can lead to heat. If your home is older and you are not sure what is inside the walls, an electrician can check and explain the options.
This is not something to guess about. Replacing an outlet in an aluminum-wired home with the wrong device can make things worse. Other older-home issues include two-prong outlets with no ground, brittle insulation and outlets that have been painted over or patched many times. None of these have to mean rewiring the house, and an electrician can often address them one problem at a time.
An outlet stopped working: a simple checklist
Before you call, here are safe steps to try.
First, plug a different device into the outlet to rule out a bad appliance. Second, look for a nearby GFCI outlet, often in a kitchen, bathroom or garage, and press Reset, because one GFCI can control several outlets. Third, check your breaker panel for a tripped breaker, which usually sits in a middle position or looks different from the others. Switch it fully off and then back on. Fourth, if the outlet still does not work, or the breaker trips again right away, stop and call.
Do not open the panel or pull the outlet out of the wall to look. If something smells or looks burnt, skip the checklist entirely and call.
Why not do it yourself
Swapping an outlet looks simple in a video. In practice, a house can hide aluminum wiring, backstabbed connections, shared neutrals, a miswired circuit or a loose wire that is the real cause of the problem. A new device on a bad connection can fail again, and an incorrectly wired outlet can look fine while being unsafe. Electrical work may also require a permit depending on what is done. A licensed electrician finds the cause, fixes it properly and makes sure the circuit is safe.
Call Wired Electrical & Generators at (713) 467-1125 for a free estimate. We are a family-owned, licensed and insured electrical company in Tomball, TX, serving the Houston area. We repair and replace outlets and switches, and we will tell you plainly whether a quick fix is enough.
Quick answers.
Is a warm outlet dangerous?
It can be. Outlets should not feel warm in normal use. Stop using it and have an electrician check it, since heat can come from a loose or damaged connection.
Why does my GFCI keep tripping?
Common causes are moisture, a damaged cord or appliance, or a worn GFCI. If it trips again after you unplug everything, call an electrician.
How do I know if my house has aluminum wiring?
You generally cannot tell from the outlets themselves. An electrician can inspect the wiring and tell you what you have. It is more likely in homes from a certain era, so ask if you are unsure.
Is a loose outlet a problem?
Yes. An outlet that moves in the wall or holds plugs loosely can arc and overheat. It should be repaired.
Can I just replace the outlet myself?
We do not recommend it. The cause may be in the wiring and not the device, and a mistake can create a hazard. A licensed electrician should handle it.
What if only one outlet in the room is dead?
Check for a tripped GFCI elsewhere and for a tripped breaker. If both are fine, call us. It may be a loose connection.
Questions about any of this?
Call any time. Estimates are free.